25046884859 has 16 divisors (see below), whose sum is σ = 25444859616. Its totient is φ = 24652320000.

The previous prime is 25046884853. The next prime is 25046884909. The reversal of 25046884859 is 95848864052.

It is a cyclic number.

It is not a de Polignac number, because 25046884859 - 2¹² = 25046880763 is a prime.

It is a super-2 number, since 2×25046884859² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 25046884798 and 25046884807.

It is not an unprimeable number, because it can be changed into a prime (25046884853) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17261084 + ... + 17262534.

It is an arithmetic number, because the mean of its divisors is an integer number (1590303726).

Almost surely, 2^25046884859 is an apocalyptic number.

25046884859 is a deficient number, since it is larger than the sum of its proper divisors (397974757).

25046884859 is a wasteful number, since it uses less digits than its factorization.

25046884859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2446.

The product of its (nonzero) digits is 22118400, while the sum is 59.

The spelling of 25046884859 in words is "twenty-five billion, forty-six million, eight hundred eighty-four thousand, eight hundred fifty-nine".